Life Science

Traditional psychology has proven effective in studying and treating mental illness. However, some in the field want to study what makes patients happy instead of what makes them miserable.

By Josh Clark

Exercise, hot peppers, sex: All of these things are said to give you an endorphin rush. What's the science behind this chemical high -- and how do you keep it going?

By Tom Scheve

The human body is composed of about 10 trillion cells. Everything from reproduction to infections to repairing a broken bone happens down at the cellular level. Find out all about cells.

By Marshall Brain

Heat waves are becoming supercharged as the climate changes. How hot is too hot for normal daily activity, even for young, healthy adults?

By W. Larry Kenney, Daniel Vecellio, Rachel Cottle & S. Tony Wolf

There are many myths and stigmas associated with leprosy, almost all completely incorrect. It's not a very contagious disease, and it's easily treatable. What else is wrong in the common beliefs about Hansen's disease?

By Maria Trimarchi

Are trees and shrubs as cute as pandas? As awe-inspiring as whales? Maybe not, but many are in danger of going the way of the dodo - just like countless leafy greens before them. Learn about some amazing plants we lost to history.

By Clint Pumphrey

You're deep in dreamland when you hear an explosion so loud you wake up. But there's nothing outside or inside your house making the noise. What just happened?

By Sean Russell

A Punnett square helps predict the possible ways an organism will express certain genetic traits, such as purple flowers or blue eyes.

By Jesslyn Shields

One in three people consistently struggle through the autumn and winter months with a type of depression known as seasonal affective disorder (SAD). Here are some tips for dealing with it.

By Harriet Bowyer

Batesian mimicry is an evolutionary strategy used by vulnerable species to look like a dangerous species so predators will leave them alone. But it only works under the right circumstances.

By Jesslyn Shields

We make a big deal about modern humans being smarter than Neanderthals, but, really, are we?

By Jesslyn Shields

Found along beaches and in the mangrove swamps of tropical climates, the fruit of the manchineel tree was called the 'little apple of death' by Spanish conquistadors.

By Katie Carman

Prokaryotic cells are like single-room efficiency apartments while eukaryotic cells are like mansions with many rooms - and they are the only two kinds of cells in the world.

By Jesslyn Shields

Most people throughout the world are right-handed. So can they teach themselves to use their left hands, too and become ambidextrous?

By Patty Rasmussen

Commensalism is a form of cooperation among species in which one species benefits from another without the first one suffering any harm from the relationship.

By Jesslyn Shields

The part of your cells that helps you recover from a hangover is shaped like a maze of tubes and is made of two parts - the rough endoplasmic reticulum and the smooth endoplasmic reticulum.

By Jesslyn Shields & Yara Simón

Like pretty well all living things, plants are equipped with natural defense mechanisms that help protect them from all the vicious animals out there that might want to eat them. In addition to stinging spikes and thorns, some plants are filled with deadly toxins that can make us violently ill or even kill us if […] The post The 12 Deadliest Plants In The World appeared first on Goliath.

By Wes Walcott

The nitrogen cycle is the system by which nitrogen is converted into different chemical forms, some usable to humans and animals and some not, as it circulates among the atmosphere, the land and the oceans.

By Jesslyn Shields

It's one of those words that might remind you of certain gender-bending musicians from the '80s, but what does it mean today?

By Michelle Konstantinovsky

The Kobayashi Maru simulation puts future Starfleet commanders in a classic "no-win" scenario. It's so accurate, even the U.S. military uses the exercise to test the measure of a good leader.

By Mark Mancini

Whether you're a procrastinator or a workaholic, you can improve your time management. How? With a timer, scheduled breaks and some serious discipline.

By Carrie Whitney, Ph.D.

Phrenology, the belief that you could determine personality from the shape of someone's skull, was so popular in the Victorian era that phrenology parlors sprang up all over Europe and America. But the trend was soon debunked.

By Jennifer Walker-Journey

Heuristics are rule-of-thumb strategies that help us shorten decision-making time and solve problems quickly and effortlessly.

By Michelle Konstantinovsky

Centrioles are spindles that create the pathways for chromosomes to follow during cell division.

By Jesslyn Shields

Niels Bohr proposed the model of the atom that we still learn in school today, even though it's technically incorrect.

By Jesslyn Shields